bump gems

UPDATED:
autoprefixer-rails  6.5.4    6.6.1
concurrent-ruby     1.0.3    1.0.4
diff-lcs            1.2.5    1.3
ffi                 1.9.14   1.9.17
json                2.0.2    2.0.3
nokogiri            1.7.0    1.7.0.1
ruby_dep            1.3.1    1.5.0

Author: tjgrathwell

Gemfile.lock

@@ -6,14 +6,14 @@ GEM
       i18n (~> 0.7)
       minitest (~> 5.1)
       tzinfo (~> 1.1)
-    autoprefixer-rails (6.5.4)
+    autoprefixer-rails (6.6.1)
       execjs
     backports (3.6.8)
     bootstrap-sass (3.3.7)
       autoprefixer-rails (>= 5.2.1)
       sass (>= 3.3.4)
     coderay (1.1.1)
-    concurrent-ruby (1.0.3)
+    concurrent-ruby (1.0.4)
     daemons (1.2.4)
     deckrb (0.5.2)
       coderay
@@ -25,27 +25,27 @@ GEM
       redcarpet (~> 2)
       thin
       trollop
-    diff-lcs (1.2.5)
+    diff-lcs (1.3)
     erector (0.10.0)
       treetop (>= 1.2.3)
     eventmachine (1.2.1)
     execjs (2.7.0)
-    ffi (1.9.14)
+    ffi (1.9.17)
     files (0.3.1)
     font-awesome-sass (4.7.0)
       sass (>= 3.2)
     i18n (0.7.0)
     jquery-cdn (2.2.4)
       sprockets (>= 2)
-    json (2.0.2)
+    json (2.0.3)
     listen (3.1.5)
       rb-fsevent (~> 0.9, >= 0.9.4)
       rb-inotify (~> 0.9, >= 0.9.7)
       ruby_dep (~> 1.2)
     mini_portile2 (2.1.0)
     minitest (5.10.1)
     multi_json (1.12.1)
-    nokogiri (1.7.0)
+    nokogiri (1.7.0.1)
       mini_portile2 (~> 2.1.0)
     polyglot (0.3.5)
     rack (1.6.5)
@@ -76,7 +76,7 @@ GEM
       diff-lcs (>= 1.2.0, < 2.0)
       rspec-support (~> 3.5.0)
     rspec-support (3.5.0)
-    ruby_dep (1.3.1)
+    ruby_dep (1.5.0)
     rubyzip (1.2.0)
     sass (3.4.23)
     sinatra (1.4.7)
@@ -137,4 +137,4 @@ RUBY VERSION
    ruby 2.3.3p222
 
 BUNDLED WITH
-   1.13.7
+   1.14.1